| Royal Leamington Spa to Karlovo | 1,388.37 mi (2,234.37 km) |
| Royal Leamington Spa to Karnobat | 1,476.83 mi (2,376.73 km) |
| Royal Leamington Spa to Kavarna | 1,500.02 mi (2,414.06 km) |
| Royal Leamington Spa to Kazanlak | 1,413.36 mi (2,274.58 km) |
| Royal Leamington Spa to Knezha | 1,323.56 mi (2,130.06 km) |
| Royal Leamington Spa to Kostinbrod | 1,317.46 mi (2,120.25 km) |
| Royal Leamington Spa to Kozloduy | 1,297.89 mi (2,088.75 km) |
| Royal Leamington Spa to Kyustendil | 1,319.68 mi (2,123.81 km) |
| Royal Leamington Spa to Levski | 1,371.52 mi (2,207.25 km) |
| Royal Leamington Spa to Lom | 1,276.15 mi (2,053.76 km) |
| Royal Leamington Spa to Lovech | 1,364.19 mi (2,195.45 km) |
| Royal Leamington Spa to Lukovit | 1,339.28 mi (2,155.37 km) |
| Royal Leamington Spa to Lyaskovets | 1,406.10 mi (2,262.90 km) |
| Royal Leamington Spa to Mezdra | 1,322.62 mi (2,128.55 km) |
| Royal Leamington Spa to Momchilgrad | 1,460.80 mi (2,350.93 km) |
